Finding the Fourth Proportional to 1,366,949.74, 1,886,354.06 and 755,089.36
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Solution
The fourth proportional to 1,366,949.74, 1,886,354.06 and 755,089.36 is: 1,042,003.11
Step by Step Solution
- Step 1: Write the proportion equation
1,366,949.74 : 1,886,354.06 = 755,089.36 : x - Step 2: Convert to fraction form
1,366,949.74/1,886,354.06 = 755,089.36/x - Step 3: Cross multiply
1,366,949.74x = 1,886,354.06 × 755,089.36 - Step 4: Simplify right side
1,366,949.74x = 1,424,365,879,898.80 - Step 5: Solve for x
x = 1,424,365,879,898.80/1,366,949.74 - Step 6: Final answer
x = 1,042,003.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.